The IP requires some time to recuperate after the IO pin
properties were changed. Add a delay to assure this.
Signed-off-by: Marek Vasut <marek.vasut+rene...@gmail.com>
Cc: Jaehoon Chung <jh80.ch...@samsung.com>
Cc: Masahiro Yamada <yamada.masah...@socionext.com>
---
drivers/mmc/renesas-sdhi.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c
index e9edcf5f17..8564f42e20 100644
--- a/drivers/mmc/renesas-sdhi.c
+++ b/drivers/mmc/renesas-sdhi.c
@@ -289,6 +289,9 @@ out:
static int renesas_sdhi_set_ios(struct udevice *dev)
{
int ret = matsu_sd_set_ios(dev);
+
+ mdelay(10);
+
#if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT)
struct matsu_sd_priv *priv = dev_get_priv(dev);
--
2.16.2
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